package com.zhang.service.impl;

import com.zhang.dao.BookDao;

import com.zhang.service.BookService;

public class BookServiceImpl implements BookService {

    private BookDao bookDao ;


    public void setBookDao(BookDao bookDao) {
        this.bookDao = bookDao;
    }

    @Override
    public void sava() {
        System.out.println("book service sava");
        bookDao.sava();



    }
}
